Home / 69,907.23-104,773.28-55,057.50

Finding the Fourth Proportional to 69,907.23, 104,773.28 and 55,057.50

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Solution

The fourth proportional to 69,907.23, 104,773.28 and 55,057.50 is: 82,517.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,907.23 : 104,773.28 = 55,057.50 : x
  2. Step 2: Convert to fraction form
    69,907.23/104,773.28 = 55,057.50/x
  3. Step 3: Cross multiply
    69,907.23x = 104,773.28 × 55,057.50
  4. Step 4: Simplify right side
    69,907.23x = 5,768,554,588.31
  5. Step 5: Solve for x
    x = 5,768,554,588.31/69,907.23
  6. Step 6: Final answer
    x = 82,517.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.